Replace View ownership of traces with RowItemOwner

[pulseview.git] / pv / view / view.h

diff --git a/pv/view/view.h b/pv/view/view.h
index 6e097a4d68c11b4ba3e31df41e16f5a9d98a4dfc..5fbc0adef7eb463317ef2e14cba17c00bf2898e0 100644 (file)
--- a/pv/view/view.h
+++ b/pv/view/view.h
@@ -33,6 +33,7 @@
 #include <pv/data/signaldata.h>
 
 #include "cursorpair.h"
+#include "rowitemowner.h"
 
 namespace pv {
 
@@ -43,10 +44,9 @@ namespace view {
 class CursorHeader;
 class Header;
 class Ruler;
-class Trace;
 class Viewport;
 
-class View : public QAbstractScrollArea {
+class View : public QAbstractScrollArea, public RowItemOwner {
        Q_OBJECT
 
 private:
@@ -70,6 +70,16 @@ public:
        SigSession& session();
        const SigSession& session() const;
 
+       /**
+        * Returns the view of the owner.
+        */
+       virtual pv::view::View* view();
+
+       /**
+        * Returns the view of the owner.
+        */
+       virtual const pv::view::View* view() const;
+
        Viewport* viewport();
 
        const Viewport* viewport() const;
@@ -84,7 +94,7 @@ public:
         * seconds.
         */
        double offset() const;
-       int v_offset() const;
+       int owner_v_offset() const;
 
        void zoom(double steps);
        void zoom(double steps, int offset);
@@ -100,7 +110,10 @@ public:
         */
        void set_scale_offset(double scale, double offset);
 
-       std::vector< std::shared_ptr<Trace> > get_traces() const;
+       /**
+        * Returns a list of traces owned by this object.
+        */
+       std::vector< std::shared_ptr<RowItem> > child_items() const;
 
        std::list<std::weak_ptr<SelectableItem> > selected_items() const;
 
@@ -164,6 +177,23 @@ private:
 
        void update_layout();
 
+       /**
+        * Satisifies RowItem functionality.
+        * @param p the QPainter to paint into.
+        * @param right the x-coordinate of the right edge of the header
+        *      area.
+        * @param hover true if the label is being hovered over by the mouse.
+        */
+       void paint_label(QPainter &p, int right, bool hover);
+
+       /**
+        * Computes the outline rectangle of a label.
+        * @param right the x-coordinate of the right edge of the header
+        *      area.
+        * @return Returns the rectangle of the signal label.
+        */
+       QRectF label_rect(int right);
+
 private:
        bool eventFilter(QObject *object, QEvent *event);